Singapore Silent Heroes awardee Derek Lim works in the shadows to help homeless individuals blighted by circumstances gain a better footing in life.
Koh Seng Choon shares his experience of running Dignity Kitchen, a social enterprise that provides employment to marginalised individuals.
Tour company founder and friend of migrant workers Cai Yinzhou on what drives him to help others.
NSmen share their fondest memories of "book out day".
3 more simple exercises you can try at home!